document.write( "Question 1198034: Could you please help me with this question? \r
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\n" ); document.write( "\n" ); document.write( "[ request to tutors: I am confused about whether we have a positive or negative sign in such problems. If you could please explain the steps I would greatly appreciate it] \n" ); document.write( "
Algebra.Com's Answer #832221 by mccravyedwin(407)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "\"Hey, there is no any need to memorize the signs of trigonometry functions in four\r\n" );
document.write( "quadrants.\"\r\n" );
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document.write( "Why not?  It's too much trouble to have to go through every time to think of\r\n" );
document.write( "whether it's a positive over a positive, a positive over a negative, a negative\r\n" );
document.write( "over a positive, or a negative over a negative.  Of course they can do that, but\r\n" );
document.write( "on a test, they need to save time, not waste time going through the 4 sign facts\r\n" );
document.write( "every time.\r\n" );
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document.write( "You may as well tell them there is no need to memorize the quadratic formula\r\n" );
document.write( "because all they need do is complete the square.\r\n" );
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document.write( "Edwin
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